<template>
  <div class="grandson">
    孙组件
    <div>
        <Window></Window>
    </div>
  </div>
</template>

<script>
import Window from './Window.vue';
export default {
    name:'Grandson',
    components:{Window}
}
</script>

<style>
    .grandson {
        padding: 10px;
        background-color: green;
    }
</style>